TeachEngineering
Teach Engineering: Simple Machines From Pyramids to Skyscrapers
Simple machines are devices with few or no moving parts that make work easier, and which people have used to provide mechanical advantage for thousands of years. Students learn about the wedge, wheel and axle, lever, inclined plane,...
NASA
Nasa: Simple Machines
A lesson plan site that contains activities designed to give grades 3 and 4 experiences in using simple machines.
Alabama Learning Exchange
Alex: Simple Machines
During this lesson plan, young scholars learn about the six types of simple machines. They define each type of machine, experiment with each type, utilize the Internet to explore each type of machine and build their own simple machine....